SM-B-283486

SMB283486 Recessed Washer

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Quality Commitment

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Datasheet. SM-B-283486 specification

Hole Diameter
The length of a straight line which passes through the center of a hole,and terminates at the circumference.

0.214in. and 0.222in. ⁓15/64"

Outside Diameter
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.

0.420in. and 0.425in.

Recess Diameter
The length of a straight line which passes through the center of the recess,and terminates at the circumference.

0.285in. and 0.295in.

Material Thickness
A measurement of the smallest dimension of the material,in distinction from length or width.

0.012in. and 0.014in.

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

steel comp 430

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

QQ-S-766 cond a fed spec single material response

Surface Treatment
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

passivate

Answers.

What quantity is this sold in?

1EA

What material is the recessed washer made of ?

Steel comp 430

What is the thickness?

0.012 inches minimum and 0.014 inches maximum

What is the outside diameter?

0.420 inches minimum and 0.425 inches maximum

What is the inside hole diameter?

0.214 inches minimum and 0.222 inches maximum

What is the NSN for SM-B-283486?

5310-00-601-4184

How is this classified for shipping?

Schedule B number: 7318220000
nmfc 194160
Washers other than lock washers, iron or steel

What's the federal classification of SM-B-283486?

FSC 5310 ⁓ Nuts and washers

Note-nuts and washers, including specially designed, are to be classified in this fsc. a. nuts are a small metal block made in a variety of shapes such as square and hexagonal which is drilled and internally threaded. b. washers are a perforated piece of metal, leather, or other materials of various shapes or forms. they are used primarily as a seat for a bolt, nut, screw, rivet or nail to distribute pressure and prevent endwise motion over an area and/or to prevent movement between two parts by means of restraining features created by the shape of its edges.

Excluding bearing thrust washers (fsc 3120); shims (fsc 5365); ring spacers (fsc 5365); plate spacers (fsc 5365); lock rings (fsc 5365).

NSN 5310-00-601-4184 WASHER,RECESSED

passivate surface treated 0.012" material thickness 0.420" outside diameter 0.214" hole diameter

NIIN
006014184
NIIN Date
01/01/63
Schedule B
7318220000 
Name Code
15933
FIIG
A022B0
Item Weight
0.100lbs
Item Dimensions
--
QUP
Historical Price
$38.33 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
Metal content unknown
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Other Part Numbers Parts with same form, fit, and function by other manufacturers

1. SMB283486 Cage 31550
2. SMB283486 Cage 28528

Major End Users Countries and entities

  • - Department of The Army 
  • - Department of The Air Force 
  • - U.s. Marine Corps 
  • - Austria 
  • - Spain 
  • - Canada 
  • - New Zealand 
  • - Republic of Korea 
  • - Portugal 
  • - Greece 
  • - Turkey 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
50.0 
LCL (less than a car load rating)
Unknown
Special Cargo
No special type of cargo code applicable 
Air Freight (Minimum cargo door size required)
Shipment is not a consolidation and does not exceed 84 inches in any dimension. 
Customs Requirement Classification
Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater 
Commodity (for shipments via water)
Metal hardware 
NMFC (national motor freight code)
194160 WASHER OR GASKETS, IRON OR STEEL, 
UFC (universal freight code)
55210 

Similar by Design Other washers with similar characteristics

Nothing similar to this part number was found in our inventory

SM-B-283486 / Washer,recessedWhat is the formal definition of this item?

A washer of any peripheral shape having a centrally located hole. both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. the thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. the maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. excludes washer, concave, retainer, packing, and thrust type washers. see also spacer, sleeve; and spacer, stepped.